Finding the Fourth Proportional to 5,429.10, 8,159.85 and 4,716.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.10 : 8,159.85 = 4,716.30 : x
2. Step 2: Convert to fraction form
   5,429.10/8,159.85 = 4,716.30/x
3. Step 3: Cross multiply
   5,429.10x = 8,159.85 × 4,716.30
4. Step 4: Simplify right side
   5,429.10x = 38,484,300.56
5. Step 5: Solve for x
   x = 38,484,300.56/5,429.10
6. Step 6: Final answer
   x = 7,088.52